21083668317

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{3229}}^1\times {\mathrm{4621}}^1$

素因数の和:8013

約数の個数: 24

約数和(自身を含む): 30664289240

約数和(自身を除く): 9580620923

約数列:

[1, 3, 9, 157, 471, 1413, 3229, 4621, 9687, 13863, 29061, 41589, 506953, 725497, 1520859, 2176491, 4562577, 6529473, 14921209, 44763627, 134290881, 2342629813, 7027889439, 21083668317]

約数ペア:

[(1, 21083668317), (3, 7027889439), (9, 2342629813), (157, 134290881), (471, 44763627), (1413, 14921209), (3229, 6529473), (4621, 4562577), (9687, 2176491), (13863, 1520859), (29061, 725497), (41589, 506953)]